a.

1. （动植物）多产的，繁殖力强的
2. （土地）肥沃的，富饶的，丰产的
   The land is so fertile that three crops a year can grow.

   这片土地很肥沃，一年可种三季庄稼。

3. 能生育的；能孵的；受精的[Z]
   Most chicken eggs are not fertile.

   多数鸡蛋未受精。

4. （创造力或想像力）丰富的
   He is fertile of imagination.

   他想像力很丰富。

adj.

1. (of soil or land) producing or capable of producing abundant vegetation or crops.
2. (of a person, animal, or plant) able to conceive young or produce seed.
   ▸(of a seed or egg) capable of becoming a new individual.
3. producing many new and inventive ideas.